Northern Ireland, spring 1981. Hunger strikes, riots, power cuts, a homophobic serial killer with a penchant for opera, and a young woman’s suicide that may yet turn out to be murder: on the surface, the events are unconnected, but then things—and people—aren’t always what they seem. Detective Sergeant Duffy is the man tasked with trying to get to the bottom of it all. It’s no easy job—especially when it turns out that one of the victims was involved in the IRA but was last seen discussing business with someone from the loyalist Ulster Volunteer Force.

Detective Inspector Karen Eiken Hornby has returned to the main island, Heimö, after many years in London and has worked hard to become one of the few female police officers in Doggerland. So, when she wakes up in a hotel room next to her boss, Jounas Smeed, she knows she's made a big mistake. But things are about to get worse: later that day, Jounas's ex-wife is found brutally murdered. And Karen is the only one who can give him an alibi.

My nine-year-old daughter Hollie should be leaving school smiling and laughing with all the other children but she’s not here. I run frantically, checking everywhere, my voice growing louder, but I can’t see her bright blue eyes and heart-shaped face anywhere. Pure panic washes over me. This is my worst nightmare. Her teacher asks me if she should call the police. My heart stops. I shake my head and pretend I’ve made a mistake. I see a look of suspicion creep into the teacher’s eyes. But the police can’t know. No one can. My hands shake as I realise I’m completely on my own.

When a young woman is found lying half-naked in the snow, bleeding and unconscious, and a highly esteemed, elderly writer falls to his death in the local theater, Ari is dragged straight into the heart of a community where he can trust no one and secrets and lies are a way of life. Past plays tag with the present and the claustrophobic tension mounts as Ari is thrust ever deeper into his own darkness - blinded by snow and with a killer on the loose.

When a boy leaps to his death from a bridge in the northern town of Umeå, Sweden, police discover drugs scattered in the snow near his body. The town has seen a dramatic increase in narcotic use among its youth, but nobody knows where the pills are coming from.

Icelandic sisters Áróra and Ísafold live in different countries and aren‘t on speaking terms, but when their mother loses contact with Ísafold, Áróra reluctantly returns to Iceland to find her sister. But she soon realises that her sister isn’t avoiding her...she has disappeared. As she confronts Ísafold’s abusive, drug-dealing boyfriend Björn, and begins to probe her sister’s reclusive neighbours, Áróra is led into an ever-darker web of intrigue and manipulation.

Was the biggest case of his career the worst mistake he ever made? Ten years ago, DCI Jack Logan stopped the serial child-killer dubbed "Mister Whisper", earning himself a commendation, a drinking problem, and a broken marriage in the process...When another child disappears a hundred miles north in the Highlands, Jack is sent to lead the investigation and bring the boy home. But as similarities between the two cases grow, could it be that Jack caught the wrong man all those years ago?

In this prequel to the international best seller The Ruin, set 10 years prior, bright-eyed Carrie Ryan is at the very start of her career. When she has a hunch about an ongoing murder investigation, she knows it could be her only chance to prove herself and truly break into the “boys' club” of Dublin’s police force.

In the shadow of the Pentland Hills, a man has been callously struck down in front of his home. Tyre marks suggest it was no accidental hit-and-run. Somebody wanted him dead and as the man fights for every breath, they might still get their wish. Grappling with the demons he thought he could leave behind after months away on enforced leave, D.S. Malkie McCulloch resists pressure from his superiors to pass the case on to the road policing unit, convinced that whoever was behind the wheel will be waiting for the chance to finish the job.

DI Nikki Galena: A police detective with nothing left to lose, she's seen a girl die in her arms, and her daughter will never leave the hospital again. She's gotten tough on the criminals she believes did this to her. Too tough. And now she's been given one final warning: make it work with her new sergeant, DS Joseph Easter, or she's out.

After a messy divorce, attractive young mother Sonia is struggling to provide for herself and keep custody of her son. With her back to the wall, she resorts to smuggling cocaine into Iceland and finds herself caught up in a ruthless criminal world. As she desperately looks for a way out of trouble, she must pit her wits against her nemesis, Bragi, a customs officer whose years of experience frustrate her new and evermore daring strategies.

A frozen body is discovered in the icy depths of Langjökull glacier, apparently that of a businessman who disappeared 30 years before. At the time, an extensive search and police investigation yielded no results - one of the missing man’s business associates was briefly held in custody, but there wasn’t enough evidence to charge him.

When buried bones are unearthed by a storm in North Yorkshire’s picturesque coastal town of Whitby, Black is drawn into an investigation that takes him back to the late eighties and the fiery demise of a popular pub. Frank is no stranger to vulnerability. With a shattered daughter, he lives with it. With an outsider in Detective Inspector Gerry Carver, he works with it. And in Charlotte Wilson, a young, eighteen-year-old musician discarded and buried near the old whalebones of Whitby, he recognizes it.

In February 1986, the Halland police receive a call from a man who claims to have attacked his first victim. I’m going to do it again, he says before the line cuts off. By the time police officer Sven Jörgensson reaches the crime scene, the woman is taking her last breath. For Sven, this will prove a decisive moment. On the same night, Sweden plunges into a state of shock after the murder of the prime minister. Could there possibly be a connection?

DI Jan Talantire is called to a cottage in Ilfracombe, where the female occupant is found dead, impaled with a crucifix. The woman, who had been renting the house for a few months, is well known locally, but the documents at the house indicate her real name is Ruth Lyle. The name means nothing to the young PC who found her, DI Talantire knows this cannot be the body of Ruth Lyle.